116c116
< void
---
> bool
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> bool unzeroed;
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> unzeroed = true;
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> # define JEMALLOC_MADV_ZEROS true
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> # define JEMALLOC_MADV_ZEROS false
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< madvise(addr, length, JEMALLOC_MADV_PURGE);
---
> int err = madvise(addr, length, JEMALLOC_MADV_PURGE);
> unzeroed = (JEMALLOC_MADV_ZEROS == false || err != 0);
> # undef JEMALLOC_MADV_PURGE
> # undef JEMALLOC_MADV_ZEROS
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> return (unzeroed);